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Canon Patent: Focus Ring Movement Guide

Canon latest patent says that in camera display system will show focus ring guide during manual focus mode.  In the display unit virtual ring will guide you the direction of rotation to acquire focus quickly and accurately on the subject.



Patent details

Description and self-interpretation of the patent literature

  • Patent Publication No. 2014-89329
    • Publication date 2014.5.15
    • Filing date 2012.10.30
  • Canon¬†patents
    • I get information on the rotation direction of the focus ring
    • I get the image of the near side and the image of the far side of the optimum than the current position
    • I displays an image corresponding to the direction of rotation of the focus ring
    • Upon detecting the rotation of the focus ring, to release the image display


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